feat: add Obsidian CLI API service

- Add Docker image for the official Obsidian desktop app and CLI.

- Start Obsidian headlessly with Xvfb and DBus setup.

- Expose a safe structured HTTP command API without shell execution.

- Add JWT-based vault, path, and command authorization.

- Support single-vault and multi-vault container mounts.

- Add TypeScript SDK helpers for Obsidian CLI commands.

- Add n8n community node package with Obsidian operations.

- Add docs, compose config, tests, and production image workflow.

packages/n8n-nodes-obsidian-api/package.json

@@ -0,0 +1,50 @@
+{
+  "name": "n8n-nodes-obsidian-api",
+  "version": "0.1.0",
+  "description": "n8n community nodes for the Obsidian API Docker service backed by the official Obsidian CLI.",
+  "license": "MIT",
+  "homepage": "https://git.yiprawr.dev/Docker/obsidian-api",
+  "repository": {
+    "type": "git",
+    "url": "git+ssh://git@git.yiprawr.dev/Docker/obsidian-api.git",
+    "directory": "packages/n8n-nodes-obsidian-api"
+  },
+  "keywords": [
+    "n8n-community-node-package",
+    "n8n",
+    "obsidian",
+    "obsidian-cli",
+    "notes"
+  ],
+  "main": "dist/index.js",
+  "types": "dist/index.d.ts",
+  "scripts": {
+    "build": "tsc -p tsconfig.json && mkdir -p dist/nodes/ObsidianApi && cp nodes/ObsidianApi/obsidian.svg dist/nodes/ObsidianApi/obsidian.svg",
+    "typecheck": "tsc -p tsconfig.json --noEmit",
+    "lint": "eslint nodes credentials shared --ext .ts"
+  },
+  "files": [
+    "dist",
+    "nodes",
+    "credentials",
+    "shared"
+  ],
+  "n8n": {
+    "n8nNodesApiVersion": 1,
+    "credentials": [
+      "dist/credentials/ObsidianApi.credentials.js"
+    ],
+    "nodes": [
+      "dist/nodes/ObsidianApi/ObsidianApi.node.js"
+    ]
+  },
+  "devDependencies": {
+    "@types/node": "^24.0.0",
+    "eslint": "^9.29.0",
+    "n8n-workflow": "^1.82.0",
+    "typescript": "^5.9.0"
+  },
+  "peerDependencies": {
+    "n8n-workflow": "*"
+  }
+}